War is not, in itself, a condition so much as the symptom of a condition – that of international anarchy.
Insight is the first condition of Art.
When a nation goes down, or a society perishes, one condition may always be found; they forgot where they came from. They lost sight of what had brought them along.
How can sincerity be a condition of friendship? A taste for truth at any cost is a passion which spares nothing.
What I am against is false optimism: the notion either that things have to go well, or else that they tend to, or else that the default condition of historical trajectories is characteristically beneficial in the long-run.
Purity of personal life is the one indispensable condition for building up a sound education.
Humanity is still advancing; and it will probably continue to advance for hundreds of thousands of years more, always on condition that we know how to keep the same line of advance as our ancestors towards ever greater consciousness and complexity.
Healthy people are those who live in healthy homes on a healthy diet; in an environment equally fit for birth, growth work, healing, and dying… Healthy people need no bureaucratic interference to mate, give birth, share the human condition and die.
A jealous lover of human liberty, deeming it the absolute condition of all that we admire and respect in humanity, I reverse the phrase of Voltaire, and say that, if God really existed, it would be necessary to abolish him.
There is nothing in the world like health. Live cleanly, and the high thinking will look after itself – or at least won’t matter. Physical condition – there’s nothing like it.